package com.heima.kafka.controller;

import com.alibaba.fastjson.JSON;
import com.heima.kafka.pojos.User;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.kafka.core.KafkaTemplate;
import org.springframework.web.bind.annotation.GetMapping;
/**
 * @author Xiao
 * @version 1.0
 * @description 消息生产者
 * @date 2021/11/26
 */
@RestController
public class HelloController {
    @Autowired
    private KafkaTemplate<String,String> kafkaTemplate;

    @GetMapping("/hello")
    public String hello(){
        User user = new User("张三", 23);
//        kafkaTemplate.send("itcast-topic","黑马程序员");
        kafkaTemplate.send("itcast-topic", JSON.toJSONString(user));
        return "ok";
    }
}
